Posision
Usaren dagitoy a utilidad ti shorthand para iti napardas a panagikumpigar ti posision ti maysa nga elemento.
Dagiti pateg ti posision
Magun-odan dagiti klase ti napartak a panangiposision, nupay saanda a makasungbat.
<div class="position-static">...</div>
<div class="position-relative">...</div>
<div class="position-absolute">...</div>
<div class="position-fixed">...</div>
<div class="position-sticky">...</div>
Urnosen dagiti elemento
Urnosen dagiti elemento a nalaka babaen kadagiti utilidad ti panangiposision iti igid. Ti pormat ket {property}-{position}
.
No sadino a ti sanikua ket maysa kadagiti:
top
- para iti bertikal atop
posisionstart
- para iti horizontal aleft
posision (iti LTR) .bottom
- para iti bertikal abottom
posisionend
- para iti horizontal aright
posision (iti LTR) .
Sadino ti posision ket maysa kadagiti:
0
- para0
iti posision ti igid50
- para50%
iti posision ti igid100
- para100%
iti posision ti igid
(Mabalinmo ti manginayon kadagiti ad-adu pay a pateg ti posision babaen ti pananginayon kadagiti panagserrek iti $position-values
variable ti mapa ti Sass.)
<div class="position-relative">
<div class="position-absolute top-0 start-0"></div>
<div class="position-absolute top-0 end-0"></div>
<div class="position-absolute top-50 start-50"></div>
<div class="position-absolute bottom-50 end-50"></div>
<div class="position-absolute bottom-0 start-0"></div>
<div class="position-absolute bottom-0 end-0"></div>
</div>
Dagiti elemento ti sentro
Iti pay maipatinayon, mabalinmo pay nga isentro dagiti elemento babaen ti klase ti utilidad ti panagbalbaliw .translate-middle
.
Daytoy a klase ket mangyaplikar kadagiti panagbalbaliw translateX(-50%)
ken translateY(-50%)
iti elemento a daytoy, a maikuyog kadagiti utilidad ti panagposision ti igid, ket mangipalubos kenka a absoluto a mangisentro ti maysa nga elemento.
<div class="position-relative">
<div class="position-absolute top-0 start-0 translate-middle"></div>
<div class="position-absolute top-0 start-50 translate-middle"></div>
<div class="position-absolute top-0 start-100 translate-middle"></div>
<div class="position-absolute top-50 start-0 translate-middle"></div>
<div class="position-absolute top-50 start-50 translate-middle"></div>
<div class="position-absolute top-50 start-100 translate-middle"></div>
<div class="position-absolute top-100 start-0 translate-middle"></div>
<div class="position-absolute top-100 start-50 translate-middle"></div>
<div class="position-absolute top-100 start-100 translate-middle"></div>
</div>
Babaen ti panaginayon .translate-middle-x
wenno .translate-middle-y
dagiti klase, dagiti elemento ket mabalin laeng a maiposision iti horisontal wenno bertikal a direksion.
<div class="position-relative">
<div class="position-absolute top-0 start-0"></div>
<div class="position-absolute top-0 start-50 translate-middle-x"></div>
<div class="position-absolute top-0 end-0"></div>
<div class="position-absolute top-50 start-0 translate-middle-y"></div>
<div class="position-absolute top-50 start-50 translate-middle"></div>
<div class="position-absolute top-50 end-0 translate-middle-y"></div>
<div class="position-absolute bottom-0 start-0"></div>
<div class="position-absolute bottom-0 start-50 translate-middle-x"></div>
<div class="position-absolute bottom-0 end-0"></div>
</div>
Dagiti pagarigan
Adtoy ti sumagmamano a pudno a pagarigan ti biag kadagitoy a klase:
<button type="button" class="btn btn-primary position-relative">
Mails <span class="position-absolute top-0 start-100 translate-middle badge rounded-pill bg-secondary">+99 <span class="visually-hidden">unread messages</span></span>
</button>
<button type="button" class="btn btn-dark position-relative">
Marker <svg width="1em" height="1em" viewBox="0 0 16 16" class="position-absolute top-100 start-50 translate-middle mt-1" fill="#212529" xmlns="http://www.w3.org/2000/svg"><path d="M7.247 11.14L2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z"/></svg>
</button>
<button type="button" class="btn btn-primary position-relative">
Alerts <span class="position-absolute top-0 start-100 translate-middle badge border border-light rounded-circle bg-danger p-2"><span class="visually-hidden">unread messages</span></span>
</button>
Mabalinmo nga usaren dagitoy a klase nga addaan kadagiti addan a paset tapno mangpartuat kadagiti baro. Laglagipem a mabalinmo a palawaen ti panagandar daytoy babaen ti pananginayon kadagiti panagserrek iti $position-values
variable.
<div class="position-relative m-4">
<div class="progress" style="height: 1px;">
<div class="progress-bar" role="progressbar" aria-label="Progress" style="width: 50%;" aria-valuenow="50" aria-valuemin="0" aria-valuemax="100"></div>
</div>
<button type="button" class="position-absolute top-0 start-0 translate-middle btn btn-sm btn-primary rounded-pill" style="width: 2rem; height:2rem;">1</button>
<button type="button" class="position-absolute top-0 start-50 translate-middle btn btn-sm btn-primary rounded-pill" style="width: 2rem; height:2rem;">2</button>
<button type="button" class="position-absolute top-0 start-100 translate-middle btn btn-sm btn-secondary rounded-pill" style="width: 2rem; height:2rem;">3</button>
</div>
Sass nga
Dagiti Mapa
Dagiti kasisigud a pateg ti utilidad ti posision ket naideklara iti mapa ti Sass, kalpasanna maus-usar a mangpataud kadagiti utilidadmi.
$position-values: (
0: 0,
50: 50%,
100: 100%
);
API dagiti utilidad
Dagiti utilidad ti posision ket naideklara kadagiti utilidadmi nga API iti scss/_utilities.scss
. Ammuem no kasano nga usaren ti utilities API.
"position": (
property: position,
values: static relative absolute fixed sticky
),
"top": (
property: top,
values: $position-values
),
"bottom": (
property: bottom,
values: $position-values
),
"start": (
property: left,
class: start,
values: $position-values
),
"end": (
property: right,
class: end,
values: $position-values
),
"translate-middle": (
property: transform,
class: translate-middle,
values: (
null: translate(-50%, -50%),
x: translateX(-50%),
y: translateY(-50%),
)
),